Home / 2,299.26-3,173.01-1,251.33

Finding the Fourth Proportional to 2,299.26, 3,173.01 and 1,251.33

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Solution

The fourth proportional to 2,299.26, 3,173.01 and 1,251.33 is: 1,726.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.26 : 3,173.01 = 1,251.33 : x
  2. Step 2: Convert to fraction form
    2,299.26/3,173.01 = 1,251.33/x
  3. Step 3: Cross multiply
    2,299.26x = 3,173.01 × 1,251.33
  4. Step 4: Simplify right side
    2,299.26x = 3,970,482.60
  5. Step 5: Solve for x
    x = 3,970,482.60/2,299.26
  6. Step 6: Final answer
    x = 1,726.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.